Speckled Longhorn vs Flat Oak Borer

Side-by-side species comparison

Attribute Speckled Longhorn Flat Oak Borer
Scientific Name Pachytodes cerambyciformis Smodicum cucujiforme
Order Coleoptera Coleoptera
Family Cerambycidae Cerambycidae
Size 7-12mm 7-12 mm
Habitat Hedgerows Woodlands
Diet Wood Feeders Wood Feeders
Regions Europe Eastern North America
Conservation Least Concern Least Concern

Speckled Longhorn

A small yellow longhorn beetle with variable black spots and markings. It is a frequent visitor to hogweed and other umbelliferous flowers.

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Did You Know?

Despite being common it is remarkably variable in its spot pattern with no two individuals looking exactly alike.

Flat Oak Borer

An unusually flat, reddish-brown cerambycid that breeds under the bark of dead oaks in North America. Its flattened body allows it to navigate the tight spaces between bark and sapwood. Adults are nocturnal and attracted to lights.

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Did You Know?

Its body is so flat that it was originally described as a member of Cucujidae, the flat bark beetle family.